Hastelloy C-4

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  • Nkọwa Ngwaahịa

    Akara Ngwaahịa

    Hastelloy C-4 (UNS NO6455)

    Atụmatụ na Nchịkọta Ngwa Hastelloy C-4:
    Alloy a bụ alloy nickel-molybdenum-chromium nke austenitic dị obere kabọn. Isi ihe dị iche n'etiti Nicrofer 6616 hMo na alloy ndị ọzọ nke mejupụtara kemịkalụ yiri nke e mepụtara na mbụ bụ obere carbon, silicon, iron na tungsten. Ihe mejupụtara kemịkalụ a na-enye nkwụsi ike dị mma na 650-1040 ° C ma melite iguzogide nchara dị n'etiti granular, na-ezere mmetụta nke ire ere na weld HAZ corrosion n'okpuru ọnọdụ nrụpụta kwesịrị ekwesị. Alloy eji na sistemụ flue gas desulfurization, osisi pickling na acid regeneration, acetic acid na mmepụta kemịkalụ ugbo, mmepụta titanium dioxide (usoro chloride), mkpuchi electrolytic.
    Hastelloy C-4 Ụdị ndị yiri ya:
    NS335 (China) W.Nr.2.4610 NiMo16Cr16Ti (Germany)
    Ngwakọta kemịkalụ Hastelloy C-4:

    Alloy
    Ọkwa

    %

    Ni

    Cr

    Fe

    Mo

    Nb

    Co

    C

    Mn

    Si

    S

    Cu

    Al

    Ti

    Hastelloy C-4

    Nkeji

    Oke ókè

    14.5

     

    14.0

                     

    Oke kachasị

    17.5

    3.0

    17.0

     

    2.0

    0.009

    1.0

    0.05

    0.01

       

    0.7

    Njirimara anụ ahụ nke Hastelloy C-4:

    Njupụta
    g/cm3

    Ebe agbaze

    Ọkwa okpomọkụ
    λ/(W/m•℃)

    Ike okpomọkụ kpọmkwem
    J/kg•℃

    Modulu Elastic
    GPA

    Modulu Shear
    GPA

    Nguzogide
    μΩ•m

    Ọnụọgụ Poisson

    Ọnụọgụ mgbasawanye kwụ ọtọ
    a/10-6℃-1

    8.6

    1335
    1380

    10.1(100℃)

    408

    211

     

    1.24

     

    10.9 (100℃)

    Njirimara Mechanical Hastelloy C-4: (ihe kacha nta n'ime ihe ndị dị na 20 ℃):

    Ụzọ ọgwụgwọ okpomọkụ

    Ike nrụgideσb/MPa

    Ike Mmepụtaσp0.2/MPa

    Ọnụego ịgbatị σ5 /%

    Ike siri ike nke Brinell HBS

    Ọgwụgwọ ngwọta

    690

    275

    40

     

    Ụkpụrụ mmepụta Hastelloy C-4:

    Ọkọlọtọ

    Ụlọ mmanya

    Ngwakọta

    Efere (nwere) ihe

    Waya

    Paịpụ

    Òtù Amerịka maka Ule na Ihe Ndị E Ji Eme Ihe

    ASTM B574

    ASTM B336

    ASTM B575

     

    ASTM B622
    ASTM B619
    ASTM B626

    Nkọwapụta Nkà na ụzụ nke ihe ụgbọelu Amerịka

             

    Òtù Ndị Injinia Mekaniki nke Amerịka

    ASME SB574

    ASME SB336

    ASME SB575

     

    ASTM SB622
    ASTM SB619
    ASTM SB626

    Ọrụ na ihe achọrọ maka usoro Hastelloy C-4:

    1, N'ime usoro ọgwụgwọ okpomọkụ, enweghị ike ịkpọtụrụ sọlfọ, phosphorus, lead na ígwè ndị ọzọ dị ala, ma ọ bụghị ya, alloy ahụ ga-aghọ ihe na-agbawa agbawa, ị kwesịrị ịṅa ntị na iwepụ dị ka agba akara, agba ihe ngosi okpomọkụ, crayons agba, mmanụ ọkụ, mmanụ ọkụ na unyi ndị ọzọ. Ka ọdịnaya sọlfọ dị na mmanụ ọkụ ahụ dị ala, ọdịnaya sọlfọ nke gas eke kwesịrị ịdị obere karịa 0.1%, ọdịnaya sọlfọ nke mmanụ dị arọ kwesịrị ịdị obere karịa 0.5%. Ọkụ ọkụ eletrik bụ nhọrọ ka mma, n'ihi na ọkụ eletrik nwere ike ijikwa okpomọkụ nke ọma na gas ọkụ ahụ dị ọcha. Ọ bụrụ na gas stovu gas dị ọcha nke ọma, ị nwere ike ịhọrọ.
    2, oke okpomọkụ nhazi okpomọkụ nke alloy nke 1080 ℃ ~ 900 ℃, usoro oyi maka ime ka mmiri jụọ oyi ma ọ bụ oyi ngwa ngwa ndị ọzọ. Iji hụ na ọ kacha mma iguzogide nchara, a ga-eme ọgwụgwọ okpomọkụ mgbe ọgwụgwọ okpomọkụ ngwọta gasịrị.


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